Pyxidanthera 155 
Pyxie 155 
Quassia family 113 
Quercus 66 
Quince, 93 | 
Quince, Japanese 93 | 
Quinine 170 ) 
Ramblers Io1 
Ranunculaceae 73 
Raspberry 88, 99 
Red cedar 54 
Red haw 95 
‘Redbud 104 
Redwood 51 
Retinispora 53 
Retinospora 52, 53 
Rhamnaceae 129 
Rhamnus 130 
Rhododendron 146 
Rhodora 146, 147 
Rhodotypos 97 
Rhus 7, 117, 118 
Ribes 85 
Robinia 108 
Rockrose family 137 
Rosa 100 
Rosaceae 88 
Rose 100 
Rose acacia 108 
Rose mallow 135 
Rose of Sharon 135 
Rosemary, Bog 149 
Rowan tree 92 
Rubiaceae 170 
Rubus 99 
INDEX. 
Rue family 111 
Running myrtle 9, 
165; 
Russian olive 140 
Rutaceae III 
Saint Andrew’s 
cross 137 
| Saint John’s wort 137 
| Salicaceae 55 
Salix: 57 
Salt cedar 137 
Salt tree I10 
Sambucus 171 
Sand myrtle 148 
Sapindaceae 128 
Sapindus 129 
Sapodilla family 156 
Sapotaceae 156 
Sassafras 80 
Savin 54 
Saxifragaceae 81 
Saxifrage family 81 
| Schizanthus 167 
Schizophragma 83 
Schmaltzia 117 
Sciadopitys 50 
Scrophulariaceae 168 
Sea buckthorn 140 
Securinega II5 
Sedum 81 
Seed plants 44 
Selaginella 43 
Selaginellaceae 43 
Senna, Bladder 109 
Sequoia 51 
Serviceberry 94 
203 
! Shadbush 94 
Shagbark 61 
Shepherdia 139 
Shinleaf 145 
Sibbaldia 98 
Silene 72 
Silk vine 65 
Silver bell 157 
Simarubaceae 113 
Skimmia I12 
Smilax 55 
Smoke tree 118 
Snapdragon 168 
Snowball 174 
Snowberry 174 
Snowwreath 9o 
Soapberry 12c 
Solanaceae 147 
Solanum 168 
Sophora 105 
Sorbaria 90 
Sorbus 92 
Sour gum 142 
Soursop 79 
Sourwood I51 
Speedwell 168 
Spermatophyta 44 
Spicebush 80 
Spindle tree 120 
Spiraea 9, &9 
Spruce 46 
Spruce, Hemlock 46 
Spurge family 114 
Stachyuraceae 138 
| Stachyurus 138 
| Staggerbush 150 
Staphylea 123 
